CN116929857A - Culture sewage sampling and detecting device and method thereof - Google Patents
Culture sewage sampling and detecting device and method thereof Download PDFInfo
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- CN116929857A CN116929857A CN202311197592.6A CN202311197592A CN116929857A CN 116929857 A CN116929857 A CN 116929857A CN 202311197592 A CN202311197592 A CN 202311197592A CN 116929857 A CN116929857 A CN 116929857A
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- 238000005070 sampling Methods 0.000 title claims abstract description 90
- 239000010865 sewage Substances 0.000 title claims abstract description 77
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000001514 detection method Methods 0.000 claims abstract description 8
- 230000005540 biological transmission Effects 0.000 claims description 78
- 238000007789 sealing Methods 0.000 claims description 76
- 239000007788 liquid Substances 0.000 claims description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 230000006835 compression Effects 0.000 claims description 19
- 238000007906 compression Methods 0.000 claims description 19
- 230000009467 reduction Effects 0.000 claims description 18
- 230000007246 mechanism Effects 0.000 claims description 16
- 238000004140 cleaning Methods 0.000 claims description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 10
- 238000003825 pressing Methods 0.000 claims description 7
- 238000013016 damping Methods 0.000 claims description 6
- 239000012535 impurity Substances 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 2
- 238000012360 testing method Methods 0.000 claims 8
- 238000009360 aquaculture Methods 0.000 claims 5
- 244000144974 aquaculture Species 0.000 claims 5
- 239000002351 wastewater Substances 0.000 claims 5
- 239000007787 solid Substances 0.000 claims 3
- 239000011435 rock Substances 0.000 claims 1
- 230000009471 action Effects 0.000 description 3
- 239000003344 environmental pollutant Substances 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 230000002265 prevention Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 244000052769 pathogen Species 0.000 description 1
- 230000001717 pathogenic effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 231100001234 toxic pollutant Toxicity 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/16—Devices for withdrawing samples in the liquid or fluent state with provision for intake at several levels
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to the technical field of sampling detection devices, and discloses a culture sewage sampling detection device and a method thereof, which solve the problems that the existing sewage sampling detection device can only extract one sample at a time and needs to sample samples with other depths of sewage again through the sewage sampling detection device; the lifting box can accurately extract sewage samples with different depths once, so that the working efficiency is improved, and the practical operation is convenient.
Description
Technical Field
The invention belongs to the technical field of sampling detection devices, and particularly relates to a device and a method for sampling detection of culture sewage.
Background
The sewage generally refers to discharged water from life and production, the sewage mainly comprises domestic sewage, industrial wastewater and initial rainwater, main pollutants of the sewage comprise pathogen pollutants, oxygen-consuming pollutants, plant nutrients, toxic pollutants and the like, prevention and control of water pollution and reuse of water are one of concerns, and sewage needs to be detected during prevention and control of cultivation sewage pollution, wherein the existing sewage sampling and detecting device can only extract one sample at a time, and when samples of other depths of sewage need to be extracted, sampling is carried out again through the sewage sampling and detecting device, so that the working efficiency is low and certain limitation exists.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the culture sewage sampling and detecting device and the method thereof, which effectively solve the problems that the existing sewage sampling and detecting device in the prior art can only extract one sample at a time and needs to sample samples with other depths of sewage again when the samples are required to be extracted.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a breed sewage sampling detection device, including mount and lift case, fixedly connected with balancing weight on the mount, be equipped with first lead screw and first guide post on the lift case, first lead screw and first guide post all run through the mount, the connected mode of first lead screw and mount is threaded connection, the bottom of first guide post and the top fixed connection of lift case, the bottom of first lead screw extends to in the lift case, and the junction of first lead screw and lift case is equipped with the bearing, be equipped with on the lift case and be used for driving the rotatory rotation mechanism of first lead screw, be equipped with a plurality of sampling cases that are circumference evenly distributed in the lift case, the bottom of sampling case and the bottom inner wall fixed connection of lift case, the inlet opening has been seted up to the bottom inner wall of sampling case, a plurality of through-holes have been seted up to the bottom inner wall of lift case, and the through-hole is located the below of inlet opening, be equipped with the piston in the sampling case, the top of the piston is connected with the sampling box through a guide piece, the top of the piston is fixedly connected with a second screw rod, the top of the second screw rod penetrates through the sampling box, a threaded sleeve positioned at the top of the sampling box is sleeved outside the second screw rod, a first fixed ring is sleeved outside the threaded sleeve and fixedly connected with the sampling box, a bearing is arranged at the joint of the threaded sleeve and the first fixed ring, the threaded sleeve is connected with the first screw rod through a friction rotating piece, a shielding sealing disc is arranged at the bottom of the lifting box and connected with the threaded sleeve through an intermittent stop structure, a liquid inlet is formed in the shielding sealing disc, a filter screen is fixedly connected in the liquid inlet, a rotating shaft is fixedly connected with the top of the shielding sealing disc, the rotating shaft penetrates through the bottom end of the lifting box, the top of the rotating shaft is connected with the first screw rod through an intermittent speed reduction transmission component, an electromagnet is fixedly connected on the inner wall of the bottom of the lifting box, the top of the shielding sealing disc is embedded with an iron ring which is fixedly connected.
Preferably, the intermittent type formula speed reduction drive assembly includes fixed mounting in the worm of first lead screw bottom, the lift incasement fixedly connected with backup pad, one side of backup pad is equipped with first transmission shaft and second transmission shaft, the outside fixed cover of first transmission shaft is equipped with the worm wheel with worm engaged with, first transmission shaft and second transmission shaft all are connected with the backup pad through the bearing, first transmission shaft and second transmission shaft are connected through intermittent type formula pressing structure, the outside fixed cover of first transmission shaft is equipped with first friction wheel, the outside fixed cover of second transmission shaft is equipped with the second friction wheel, second friction wheel and first friction wheel contact, second transmission shaft and pivot are connected through the meshing unit.
Preferably, the intermittent pressing structure comprises a connecting plate fixedly mounted on the first transmission shaft, a pushing column is fixedly connected to the connecting plate, a movable plate is arranged on one side of the connecting plate, two second guide columns penetrate through the movable plate, the bottom ends of the second guide columns are fixedly connected with the inner wall of the bottom of the lifting box, rectangular holes are formed in the movable plate, the pushing column is located in the rectangular holes, and elastic damping pieces matched with the second transmission shaft are arranged at the bottom of the movable plate.
Preferably, the elastic damping piece is including setting up in the first arc of second transmission shaft below, one side fixedly connected with first support of first arc, the top of first support contacts with the bottom of fly leaf, and the below of first support is equipped with the fixed block, and fixed block and the bottom inner wall fixed connection of lift case are seted up flutedly on the fixed block, are equipped with the fly leaf in the recess, the top and the first support fixed connection of fly leaf, the bottom and the bottom inner wall of recess of fly leaf are through first compression spring connection.
Preferably, the meshing unit comprises a first bevel gear fixedly sleeved outside the second transmission shaft, the top end of the rotating shaft is fixedly connected with a second bevel gear, and the second bevel gear is meshed with the first bevel gear.
Preferably, the guide piece includes fixed mounting in the first prism at piston top, and the outside cover of first prism is equipped with the uide bushing, and the top of uide bushing and the top inner wall fixed connection of sampling box, friction rotating member include the fixed cover locate the outside friction disc of first lead screw, and the outside fixed cover of thread bush is equipped with the third friction wheel, and third friction wheel and friction disc contact.
Preferably, the intermittent type formula locking structure is including setting up in the second arc of thread bush one side, fixedly connected with second prism on the second arc, fixedly connected with fixed plate on the second prism, the inner wall of fixed plate and lift case passes through second compression spring to be connected, the one end that the second arc was kept away from to the second prism and the second support fixed connection that is located lift case one side, the one end that the second prism was kept away from to the second support and the third arc fixed connection that is located lift case bottom, shelter from fixedly connected with lug on the sealing disk, be equipped with on the third arc with lug matched with inclined plane.
Preferably, the rotation fixing mechanism comprises a control shell fixedly mounted at the top of the lifting box, the control shell is of a cavity structure with an opening at the bottom end, the first screw rod penetrates through the control shell, a second fixing ring is sleeved outside the first screw rod, a bearing is arranged at the joint of the first screw rod and the second fixing ring, the second fixing ring is fixedly connected with the top of the control shell, a first gear located in the control shell is fixedly sleeved outside the first screw rod, a motor located in the control shell is fixedly connected to the top of the lifting box, and the output end of the motor is fixedly connected with a second gear meshed with the first gear.
Preferably, one side of the third arc plate is provided with a connecting frame, one end of the connecting frame is fixedly connected with the bottom of the lifting box, the other end of the connecting frame is fixedly connected with a cleaning brush for cleaning the filter screen, and the top of the cleaning brush is contacted with the bottom of the shielding sealing disc.
The invention also provides a culture sewage sampling and detecting method, which comprises the culture sewage sampling and detecting device, and comprises the following steps:
step one: the staff places the fixing frame at a preset position, weights are carried out through the balancing weights, the fixing frame is prevented from tilting and shaking, after the fixing frame is placed at the preset position, the first screw rod is driven to rotate through the rotation fixing mechanism, the first screw rod, the first guide column and the lifting box move in the vertical direction relative to the fixing frame, the height of the lifting box is changed, the lifting box enters sewage, and when the first screw rod rotates, the first screw rod drives the rotating shaft and the shielding sealing disc to intermittently rotate through the intermittent speed reduction transmission assembly;
Step two: when the lifting box descends to a preset height, the first screw rod drives the rotating shaft and the shielding sealing disc to rotate through the intermittent speed reduction transmission assembly again, the liquid inlet hole on the shielding sealing disc moves to the lower part of one of the through holes, the shielding sealing disc releases the limit on the position of the threaded sleeve through the intermittent stop structure, the first screw rod drives the threaded sleeve to rotate through the friction rotating piece while rotating, the threaded sleeve drives the second screw rod and the piston to move upwards, the filter screen filters larger impurities in sewage, and the sewage enters the sampling box through the liquid inlet hole, the through holes and the water inlet hole;
step three: along with the rotation of the shielding sealing disc, when the liquid inlet is no longer positioned right below the through hole, sewage can not enter the corresponding sampling box through the liquid inlet, the through hole and the water inlet in sequence, and at the moment, the position of the threaded sleeve is limited again through the intermittent stop structure, so that the first screw rod can not drive the threaded sleeve to rotate through the friction rotating piece;
step four: along with the continuous rotation of the first screw rod, the first screw rod drives the rotating shaft and the shielding sealing disc to intermittently rotate again through the intermittent speed reduction transmission assembly, and when the lifting box descends to the next preset position, the second step is executed again until the sewage sampling is finished;
Step five: when the sewage sampling is finished, the first screw rod is driven to reversely rotate through the rotary fixing mechanism, so that the lifting box moves upwards, the electromagnet is started while the lifting box moves upwards, the electromagnet applies magnetic force to the iron ring, so that the shielding sealing disc and the iron ring are fixed relative to the lifting box, when the first screw rod rotates, the shielding sealing disc is prevented from rotating, when the lifting box is reset to the initial height, the lifting box moves out of the sewage, and the electromagnet is closed by a worker;
step six: the worker manually drives the shielding sealing disc to rotate so that the liquid inlet hole rotates to the lower part of one of the through holes;
step seven: the shielding sealing disc releases the limit on the position of the corresponding thread bush through the intermittent stop structure, the rotation mechanism drives the first screw rod to rotate, the first screw rod drives the thread bush to rotate through the friction rotating piece, so that a piston in the sampling box moves downwards, sewage in the sampling box can be discharged through the water inlet hole, the through hole and the liquid inlet hole in sequence, and the sixth step is executed until all sewage in the sampling box is discharged.
Compared with the prior art, the invention has the beneficial effects that:
the working personnel place the fixed frame at a preset position, carry out counterweight through the balancing weight to avoid the fixed frame from tilting and shaking, after the fixed frame is placed at the preset position, the first screw rod is driven to rotate through the rotation fixing mechanism, the first screw rod, the first guide post and the lifting box move relative to the vertical direction of the fixed frame to change the height of the lifting box, so that the lifting box enters sewage, the first screw rod drives the rotating shaft and the shielding sealing disc to intermittently rotate through the intermittent reduction transmission assembly when rotating, and simultaneously the first screw rod drives the rotating shaft and the shielding sealing disc to rotate through the intermittent reduction transmission assembly again when the lifting box descends to the preset height, the liquid inlet hole on the shielding sealing disc moves to the lower part of one of the through holes, the shielding sealing disc releases the limit on the position of the threaded sleeve through the intermittent stop structure, and the first screw rod rotates, the first screw rod drives the screw sleeve to rotate through the friction rotating piece, the screw sleeve drives the second screw rod and the piston to move upwards, the filter screen filters larger impurities in the sewage, the sewage enters the sampling box through the liquid inlet hole, the through hole and the water inlet hole, along with the rotation of the shielding sealing disc, when the liquid inlet hole is not positioned right below the through hole, the sewage can not enter the corresponding sampling box through the liquid inlet hole, the through hole and the water inlet hole, the position of the screw sleeve is limited again through the intermittent stop structure, so that the first screw rod can not drive the screw sleeve to rotate through the friction rotating piece any more, along with the continuous rotation of the first screw rod, the first screw rod drives the rotating shaft and the shielding sealing disc to rotate intermittently through the intermittent speed reduction transmission assembly again, when the lifting box is lowered to the next preset position, the liquid inlet hole on the shielding sealing disc moves to the lower part of the next through hole again, the method comprises the steps that with the continuous rotation of a first screw rod, sewage can be pumped into corresponding sampling boxes again, sewage with different depths can be pumped into a plurality of sampling boxes through circulation of the steps, after the sewage sampling is finished, the first screw rod is driven to reversely rotate through a rotation fixing mechanism, so that the lifting boxes move upwards, an electromagnet is started when the lifting boxes move upwards, the electromagnet applies magnetic force to an iron ring, so that a shielding sealing disc and the iron ring are fixed relative to the lifting boxes, when the first screw rod rotates, the shielding sealing disc is prevented from rotating, when the lifting boxes are reset to an initial height, the lifting boxes are moved out of the sewage, an electromagnet is closed by a worker, the worker manually drives the shielding sealing disc to rotate, so that a liquid inlet hole is screwed below one through hole, the limitation of the position of the corresponding threaded sleeve is relieved through an intermittent stop structure, meanwhile, the first screw rod is driven to rotate through a friction rotating piece, the piston in the sampling boxes moves downwards, the sewage in the sampling boxes can be sequentially discharged through a water inlet hole, a through the through hole and the liquid inlet hole, and the like, and the steps are repeated until the sewage is discharged in the same order, so that the practical lifting boxes are convenient to pump all samples with different depths;
The initial state of the first compression spring is in a compression state, the first arc-shaped plate is in contact with the second transmission shaft, the first compression spring applies upward force to the movable block and the first bracket, the first arc-shaped plate applies pressure to the second transmission shaft so as to enable the second transmission shaft and the second friction wheel to be static, when the first screw rod rotates, the first screw rod drives the worm wheel to rotate through the worm, the worm wheel drives the first friction wheel and the connecting plate to rotate, when the first arc-shaped plate is in contact with the second transmission shaft, the first friction wheel cannot drive the second friction wheel to synchronously rotate, when the first transmission shaft rotates, the first transmission shaft drives the pushing post to slide in the rectangular hole through the connecting plate, and the pushing post pushes the movable plate to reciprocate in the vertical direction, when the movable plate moves to a position below a preset height, the movable plate presses the first bracket, so that when the first arc-shaped plate is not contacted with the second transmission shaft any more, the limitation on the positions of the second transmission shaft and the second friction wheel is released, when the first transmission shaft and the first friction wheel rotate, the first friction wheel drives the second friction wheel and the second transmission shaft to rotate through friction force, the second transmission shaft drives the rotating shaft and the shielding sealing disc to rotate through the first bevel gear and the second bevel gear, when the movable plate moves to a position above the preset height, the movable plate does not press the first bracket any more, the shielding sealing disc and the rotating shaft stop rotating, and when the first screw rod continuously rotates, the shielding sealing disc and the rotating shaft can be driven to intermittently decelerate and rotate;
The initial state of the second compression spring is in a compression state, the second compression spring applies pressure to the fixed plate and the second prism so that the second arc plate elastically presses the threaded sleeve, the threaded sleeve and the third friction wheel are kept static, when the first screw rod drives the friction disc to rotate, the friction disc cannot drive the third friction wheel to rotate through friction force, when the shielding sealing disc rotates, the liquid inlet hole rotates to the lower part of one through hole, the bump pushes the third arc plate to move, the third arc plate drives the second prism and the second arc plate to move through the second bracket so that the second arc plate does not press the threaded sleeve any more, at the moment, the first screw rod drives the friction disc to rotate, the friction disc can drive the corresponding third friction wheel and the threaded sleeve to rotate through friction force, the screw sleeve can drive the second screw rod and the piston to move vertically upwards, so that sewage can enter the sampling box sequentially through the liquid inlet hole, the through hole and the water inlet hole, the piston moves stably in the vertical direction in the sampling box through the design of the first prism and the guide sleeve, when the liquid inlet hole is not located right below the through hole any more, the convex block is not contacted with the third arc plate any more, the convex block releases the support on the third arc plate, the second compression spring drives the fixed plate and the second prism to move again, the second arc plate elastically presses the screw sleeve, when the first screw rod and the friction disc rotate, the third friction wheel and the screw sleeve do not rotate any more, and when the shielding sealing disc rotates to a preset position, one of the corresponding sampling boxes can automatically extract the sewage;
The second gear can rotate through the first screw rod driven by the first gear, the motor and the second gear are protected through the design of the control shell, when the shielding sealing disc rotates and the liquid inlet hole is about to rotate to the lower side of one corresponding through hole, the shielding sealing disc drives the filter screen to slide from the top of the corresponding cleaning brush, the filter screen can be cleaned through the cleaning brush, and sewage is convenient to enter the sampling box sequentially through the filter screen, the liquid inlet hole, the through hole and the water inlet hole.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the bottom of the lift box of the present invention;
FIG. 3 is a schematic view of the lift box of the present invention in cross section;
FIG. 4 is an enlarged partial schematic view of the invention at A in FIG. 3;
FIG. 5 is an enlarged partial schematic view of the present invention at B in FIG. 3;
FIG. 6 is a schematic view of a sample box of the present invention in cross-section;
FIG. 7 is a schematic view of an intermittent pressing structure according to the present invention;
Fig. 8 is a schematic diagram of the split structure of the movable block and the fixed block of the present invention.
In the figure: 1. a fixing frame; 2. balancing weight; 3. a lifting box; 4. a first screw rod; 5. a first guide post; 6. sampling box; 7. a water inlet hole; 8. a piston; 9. a second screw rod; 10. a thread sleeve; 11. shielding the sealing disc; 12. a liquid inlet hole; 13. a through hole; 14. a rotating shaft; 15. a filter screen; 16. a worm; 17. a support plate; 18. a first drive shaft; 19. a worm wheel; 20. a second drive shaft; 21. a first friction wheel; 22. a second friction wheel; 23. a movable plate; 24. a second guide post; 25. a connecting plate; 26. a rectangular hole; 27. pushing the column; 28. a first arcuate plate; 29. a first bracket; 30. a fixed block; 31. a groove; 32. a movable block; 33. a first compression spring; 34. a first prism; 35. a guide sleeve; 36. a first fixing ring; 37. a third friction wheel; 38. a friction plate; 39. a second arcuate plate; 40. a second prism; 41. a second bracket; 42. a third arcuate plate; 43. a bump; 44. a fixing plate; 45. a second compression spring; 46. a control housing; 47. a second fixing ring; 48. a first gear; 49. a motor; 50. a second gear; 51. cleaning brushes; 52. a connecting frame; 53. a first bevel gear; 54. a second bevel gear; 55. an electromagnet; 56. an iron ring.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention; all other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The first embodiment, given by fig. 1 to 8, the invention comprises a fixing frame 1 and a lifting box 3, wherein the fixing frame 1 is fixedly connected with a balancing weight 2, the lifting box 3 is provided with a first screw rod 4 and a first guide post 5, the first screw rod 4 and the first guide post 5 penetrate through the fixing frame 1, the first screw rod 4 and the fixing frame 1 are connected in a threaded manner, the bottom end of the first guide post 5 is fixedly connected with the top of the lifting box 3, the bottom end of the first screw rod 4 extends into the lifting box 3, the joint of the first screw rod 4 and the lifting box 3 is provided with a bearing, the lifting box 3 is provided with a rotating and fixing mechanism for driving the first screw rod 4 to rotate, the lifting box 3 is internally provided with a plurality of sampling boxes 6 which are uniformly distributed in circumference, the bottom of the sampling boxes 6 is fixedly connected with the bottom inner wall of the lifting box 3, the bottom inner wall of the sampling boxes 6 is provided with a water inlet holes 7, the bottom inner wall of the lifting box 3 is provided with a plurality of through holes 13, the through hole 13 is positioned below the water inlet 7, the sampling box 6 is internally provided with a piston 8, the top of the piston 8 is connected with the sampling box 6 through a guide piece, the top of the piston 8 is fixedly connected with a second screw rod 9, the top of the second screw rod 9 penetrates through the sampling box 6, the outside of the second screw rod 9 is sleeved with a threaded sleeve 10 positioned at the top of the sampling box 6, the outside of the threaded sleeve 10 is sleeved with a first fixed ring 36, the first fixed ring 36 is fixedly connected with the sampling box 6, the joint of the threaded sleeve 10 and the first fixed ring 36 is provided with a bearing, the threaded sleeve 10 and the first screw rod 4 are connected through a friction rotary piece, the bottom of the lifting box 3 is provided with a shielding sealing disc 11, the shielding sealing disc 11 is connected with the threaded sleeve 10 through an intermittent stop structure, the shielding sealing disc 11 is provided with a liquid inlet 12, a filter screen 15 is fixedly connected in the liquid inlet 12, the top of the shielding sealing disc 11 is fixedly connected with a rotating shaft 14, the pivot 14 runs through the bottom of lift case 3, the top of pivot 14 and first lead screw 4 are connected through intermittent type formula speed reduction drive subassembly, fixedly connected with electro-magnet 55 on the bottom inner wall of lift case 3, shelter from the top of sealing disk 11 and inlay and be equipped with fixed connection's hoop 56, the staff closes electro-magnet 55, the staff manual drive is sheltered from sealing disk 11 rotatory, so that feed liquor hole 12 revolves to the below of one of them through-hole 13, shelter from sealing disk 11 and remove the restriction to corresponding thread bush 10 position through intermittent type stop structure, simultaneously revolve the rotation of fixed establishment drive first lead screw 4, first lead screw 4 is rotatory through friction rotating member drive thread bush 10, so that piston 8 in the sampling case 6 moves down, sewage in the sampling case 6 can pass through inlet opening 7 in proper order, through-hole 13 and feed liquor hole 12 discharge, the same reason, repeat above-mentioned step, until all sewage in the sampling case 6 is whole discharged, the lifting case 3 can accurately extract the sewage sample of different degree of depth once, work efficiency has been improved, convenient actual operation.
In the second embodiment, on the basis of the first embodiment, as shown in fig. 3, 5, 7 and 8, the intermittent speed reduction transmission assembly comprises a worm 16 fixedly installed at the bottom end of a first screw rod 4, a supporting plate 17 is fixedly connected in a lifting box 3, one side of the supporting plate 17 is provided with a first transmission shaft 18 and a second transmission shaft 20, a worm wheel 19 meshed with the worm 16 is fixedly sleeved outside the first transmission shaft 18, the first transmission shaft 18 and the second transmission shaft 20 are connected with the supporting plate 17 through bearings, the first transmission shaft 18 and the second transmission shaft 20 are connected through intermittent pressing structures, a first friction wheel 21 is sleeved outside the first transmission shaft 18, a second friction wheel 22 is sleeved outside the second transmission shaft 20, the second friction wheel 22 contacts with the first friction wheel 21, the second transmission shaft 20 is connected with a rotating shaft 14 through a meshing unit, the intermittent pressing structure comprises a connecting plate 25 fixedly arranged on a first transmission shaft 18, a pushing column 27 is fixedly connected to the connecting plate 25, a movable plate 23 is arranged on one side of the connecting plate 25, two second guide columns 24 penetrate through the movable plate 23, the bottom ends of the second guide columns 24 are fixedly connected with the inner wall of the bottom of the lifting box 3, a rectangular hole 26 is formed in the movable plate 23, the pushing column 27 is positioned in the rectangular hole 26, an elastic damping piece matched with the second transmission shaft 20 is arranged at the bottom of the movable plate 23, the elastic damping piece comprises a first arc-shaped plate 28 arranged below the second transmission shaft 20, a first support 29 is fixedly connected to one side of the first arc-shaped plate 28, the top of the first support 29 is contacted with the bottom of the movable plate 23, a fixed block 30 is arranged below the first support 29, the fixed block 30 is fixedly connected with the inner wall of the bottom of the lifting box 3, a groove 31 is formed in the fixed block 30, the groove 31 is internally provided with a movable block 32, the top end of the movable block 32 is fixedly connected with the first bracket 29, the bottom end of the movable block 32 is connected with the bottom inner wall of the groove 31 through a first compression spring 33, the meshing unit comprises a first bevel gear 53 fixedly sleeved outside the second transmission shaft 20, the top end of the rotating shaft 14 is fixedly connected with a second bevel gear 54, and the second bevel gear 54 is meshed with the first bevel gear 53;
The first compression spring 33 is in a compressed state in the initial state, the first arc-shaped plate 28 is in contact with the second transmission shaft 20, the first compression spring 33 applies upward force to the movable block 32 and the first bracket 29, the first arc-shaped plate 28 applies pressure to the second transmission shaft 20 so as to enable the second transmission shaft 20 and the second friction wheel 22 to be static, when the first screw rod 4 rotates, the first screw rod 4 drives the worm wheel 19 to rotate through the worm 16, the worm wheel 19 drives the first friction wheel 21 and the connecting plate 25 to rotate, when the first arc-shaped plate 28 is in contact with the second transmission shaft 20, the first friction wheel 21 cannot drive the second friction wheel 22 to synchronously rotate, when the first transmission shaft 18 rotates, the first transmission shaft 18 drives the pushing post 27 to slide in the rectangular hole 26 through the connecting plate 25, the pushing post 27 pushes the movable plate 23 to reciprocate vertically, when the movable plate 23 moves below the preset height, the movable plate 23 presses the first support 29, so that when the first arc-shaped plate 28 is no longer in contact with the second transmission shaft 20, the limitation on the positions of the second transmission shaft 20 and the second friction wheel 22 is released, when the first transmission shaft 18 and the first friction wheel 21 rotate, the first friction wheel 21 drives the second friction wheel 22 and the second transmission shaft 20 to rotate through friction, the second transmission shaft 20 drives the rotating shaft 14 and the shielding sealing disc 11 to rotate through the first bevel gear 53 and the second bevel gear 54, when the movable plate 23 moves above the preset height, the movable plate 23 does not press the first support 29 any more, the shielding sealing disc 11 and the rotating shaft 14 are stopped to rotate, and when the first screw 4 continuously rotates, the shielding sealing disc 11 and the rotating shaft 14 can be driven to intermittently rotate in a decelerating manner.
In a third embodiment, as shown in fig. 3, fig. 4 and fig. 6, based on the first embodiment, the guide member includes a first prism 34 fixedly installed at the top of the piston 8, a guide sleeve 35 is sleeved outside the first prism 34, the top end of the guide sleeve 35 is fixedly connected with the top inner wall of the sampling box 6, the friction rotating member includes a friction disc 38 fixedly sleeved outside the first screw rod 4, a third friction wheel 37 is fixedly sleeved outside the threaded sleeve 10, the third friction wheel 37 is in contact with the friction disc 38, the intermittent stop structure includes a second arc 39 arranged at one side of the threaded sleeve 10, a second prism 40 is fixedly connected to the second arc 39, a fixed plate 44 is fixedly connected to the second prism 40, one end of the second prism 40, which is far away from the second arc 39, is fixedly connected with a second bracket 41 positioned at one side of the lifting box 3, one end of the second bracket 41, which is far away from the second prism 40, is fixedly connected with a third arc 42 positioned at the bottom of the lifting box 3, a bump 43 is fixedly connected to the second arc 43, which is fixedly connected to the second arc 43 is provided with the bump 43 on the second arc 43;
the second compression spring 45 is in a compressed state in the initial state, the second compression spring 45 applies pressure to the fixed plate 44 and the second prism 40 so that the second arc plate 39 elastically presses the thread bush 10, the thread bush 10 and the third friction wheel 37 remain stationary, when the first screw rod 4 drives the friction disc 38 to rotate, the friction disc 38 cannot drive the third friction wheel 37 to rotate through friction force, when the shielding sealing disc 11 rotates so that the liquid inlet hole 12 rotates below one of the through holes 13, the bump 43 pushes the third arc plate 42 to move, the third arc plate 42 drives the second prism 40 and the second arc plate 39 to move through the second bracket 41 so that the second arc plate 39 does not press the thread bush 10 any more, at this time, the first screw rod 4 drives the friction disc 38 to rotate, the friction disc 38 can drive the corresponding third friction wheel 37 and the thread bush 10 to rotate through friction force, the screw sleeve 10 can drive the second screw rod 9 and the piston 8 to move upwards in the vertical direction, so that sewage can enter the sampling box 6 through the liquid inlet 12, the through hole 13 and the water inlet 7 in sequence, the piston 8 moves stably in the vertical direction in the sampling box 6 through the design of the first prism 34 and the guide sleeve 35, when the liquid inlet 12 is not located right below the through hole 13 any more, the bump 43 is not contacted with the third arc plate 42 any more, the bump 43 releases the support on the third arc plate 42, the second compression spring 45 drives the fixing plate 44 and the second prism 40 to move again, so that the second arc plate 39 elastically presses the screw sleeve 10, the third friction wheel 37 and the screw sleeve 10 do not rotate when the first screw rod 4 and the friction disc 38 rotate, and when the shielding sealing disc 11 rotates to a preset position, one of the corresponding sampling boxes 6 can automatically extract sewage.
In the fourth embodiment, as shown in fig. 1 and 2, the rotation fixing mechanism includes a control shell 46 fixedly installed at the top of the lifting box 3, the control shell 46 is of a cavity structure with an opening at the bottom end, the first screw rod 4 penetrates through the control shell 46, a second fixing ring 47 is sleeved outside the first screw rod 4, a bearing is arranged at the joint of the first screw rod 4 and the second fixing ring 47, the second fixing ring 47 is fixedly connected with the top of the control shell 46, a first gear 48 positioned in the control shell 46 is fixedly sleeved outside the first screw rod 4, a motor 49 positioned in the control shell 46 is fixedly connected at the top of the lifting box 3, the output end of the motor 49 is fixedly connected with a second gear 50 meshed with the first gear 48, one side of the third arc plate 42 is provided with a connecting frame 52, one end of the connecting frame 52 is fixedly connected with the bottom of the lifting box 3, the other end of the connecting frame 52 is fixedly connected with a cleaning brush 51 for cleaning the filter screen 15, and the top of the cleaning brush 51 is contacted with the bottom of the shielding sealing disc 11;
the second gear 50 is driven to rotate through the motor 49, the second gear 50 can drive the first screw rod 4 to rotate through the first gear 48, the motor 49 and the second gear 50 are protected through the design of the control shell 46, when the shielding sealing disc 11 rotates, the liquid inlet 12 is about to rotate to the lower side of one corresponding through hole 13, the shielding sealing disc 11 drives the filter screen 15 to slide from the top of the corresponding cleaning brush 51, the filter screen 15 can be cleaned through the cleaning brush 51, and sewage can enter the sampling box 6 through the filter screen 15, the liquid inlet 12, the through hole 13 and the water inlet 7 in sequence.
The method for sampling and detecting the culture sewage in the embodiment comprises the device for sampling and detecting the culture sewage, and comprises the following steps:
step one: the staff places the fixing frame 1 at a preset position, weights are carried out through the balancing weight 2, the fixing frame 1 is prevented from tilting and shaking, after the fixing frame 1 is placed at the preset position, the first screw rod 4 is driven to rotate through the rotating and fixing mechanism, the first screw rod 4, the first guide post 5 and the lifting box 3 move vertically relative to the fixing frame 1, the height of the lifting box 3 is changed, the lifting box 3 enters sewage, and when the first screw rod 4 rotates, the first screw rod 4 drives the rotating shaft 14 and the shielding sealing disc 11 to intermittently rotate through the intermittent speed reduction transmission assembly;
step two: when the lifting box 3 descends to a preset height, the first screw rod 4 drives the rotating shaft 14 and the shielding sealing disc 11 to rotate through the intermittent speed reduction transmission assembly, the liquid inlet hole 12 on the shielding sealing disc 11 moves to the position below one of the through holes 13, the shielding sealing disc 11 releases the limit on the position of the thread sleeve 10 through the intermittent stop structure, the first screw rod 4 drives the thread sleeve 10 to rotate through the friction rotating piece while the first screw rod 4 rotates, the thread sleeve 10 drives the second screw rod 9 and the piston 8 to move upwards, the filter screen 15 filters larger impurities in sewage, and the sewage enters the sampling box 6 through the liquid inlet hole 12, the through hole 13 and the water inlet hole 7;
Step three: along with the rotation of the shielding sealing disc 11, when the liquid inlet hole 12 is no longer positioned right below the through hole 13, sewage can not enter the corresponding sampling box 6 through the liquid inlet hole 12, the through hole 13 and the water inlet hole 7 in sequence, and the position of the thread bush 10 is limited again through the intermittent stop structure, so that the first screw rod 4 can not drive the thread bush 10 to rotate through the friction rotating piece;
step four: along with the continuous rotation of the first screw rod 4, the first screw rod 4 drives the rotating shaft 14 and the shielding sealing disc 11 to intermittently rotate again through the intermittent speed reduction transmission assembly, and when the lifting box 3 descends to the next preset position, the second step is executed until the sewage sampling is finished;
step five: when the sewage sampling is finished, the first screw rod 4 is driven to reversely rotate through the rotary fixing mechanism, so that the lifting box 3 moves upwards, the electromagnet 55 is started while the lifting box 3 moves upwards, the electromagnet 55 applies magnetic force to the iron ring 56, so that the shielding sealing disc 11 and the iron ring 56 are fixed relative to the lifting box 3, when the first screw rod 4 rotates, the shielding sealing disc 11 is prevented from rotating, when the lifting box 3 is reset to the initial height, the lifting box 3 moves out of the sewage, and the electromagnet 55 is closed by a worker;
Step six: the worker manually drives the shielding sealing disc 11 to rotate so that the liquid inlet hole 12 rotates below one of the through holes 13;
step seven: the shielding sealing disc 11 releases the limit on the position of the corresponding threaded sleeve 10 through an intermittent stop structure, the rotation mechanism drives the first screw rod 4 to rotate, the first screw rod 4 drives the threaded sleeve 10 to rotate through the friction rotating piece, so that the piston 8 in the sampling box 6 moves downwards, sewage in the sampling box 6 can be sequentially discharged through the water inlet hole 7, the through hole 13 and the liquid inlet hole 12, and the sixth step is executed until all sewage in the sampling box 6 is discharged.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a breed sewage sampling detection device, includes mount (1) and lift case (3), its characterized in that: the utility model discloses a piston, including fixing frame (1), fixed connection balancing weight (2) on mount (1), be equipped with first lead screw (4) and first guide post (5) on lift case (3), first lead screw (4) and first guide post (5) all run through mount (1), the connected mode of first lead screw (4) and mount (1) is threaded connection, the top fixed connection of bottom and lift case (3) of first guide post (5), the bottom of first lead screw (4) extends to in lift case (3), and the junction of first lead screw (4) and lift case (3) is equipped with the bearing, be equipped with on lift case (3) and be used for driving the rotatory rotation of first lead screw (4) decide the mechanism, be equipped with a plurality of sampling case (6) that are circumference evenly distributed in lift case (3), the bottom of sampling case (6) and the bottom inner wall fixed connection of lift case (3), a plurality of through-holes (13) have been seted up to the bottom inner wall of lift case (3), and through-hole (13) are located in the top of water inlet (7) below (6), piston (8) are connected with piston (8) top (8) through piston (8), the top of second lead screw (9) runs through sample case (6), the outside cover of second lead screw (9) is equipped with threaded sleeve (10) that are located sample case (6) top, the outside cover of threaded sleeve (10) is equipped with first solid fixed ring (36), first solid fixed ring (36) and sample case (6) fixed connection, the junction of threaded sleeve (10) and first solid fixed ring (36) is equipped with the bearing, threaded sleeve (10) and first lead screw (4) are connected through friction rotating member, the bottom of lift case (3) is equipped with and shelters from sealing disc (11), shelter from sealing disc (11) and threaded sleeve (10) and pass through intermittent type formula locking structure and connect, shelter from and offered feed liquor hole (12) on sealing disc (11), fixedly connected with filter screen (15) in feed liquor hole (12), shelter from top fixedly connected with pivot (14) of sealing disc (11), pivot (14) run through the bottom of lift case (3), the top of pivot (14) and first lead screw (4) are connected through intermittent type speed reduction transmission subassembly, shelter from on the bottom inner wall of lift case (3) and shelter from electromagnet (55) and be equipped with sealing disc (56) top.
2. The aquaculture wastewater sampling test device of claim 1 wherein: the intermittent type formula speed reduction drive assembly includes worm (16) of fixed mounting in first lead screw (4) bottom, fixedly connected with backup pad (17) in lift case (3), one side of backup pad (17) is equipped with first transmission shaft (18) and second transmission shaft (20), the outside fixed cover of first transmission shaft (18) is equipped with worm wheel (19) with worm (16) engaged, first transmission shaft (18) and second transmission shaft (20) are all connected with backup pad (17) through the bearing, first transmission shaft (18) and second transmission shaft (20) are connected through intermittent type pressing structure, the outside fixed cover of first transmission shaft (18) is equipped with first friction wheel (21), the outside fixed cover of second transmission shaft (20) is equipped with second friction wheel (22), second friction wheel (22) and first friction wheel (21) contact, second transmission shaft (20) and pivot (14) are connected through the meshing unit.
3. A culture sewage sampling and testing device according to claim 2, wherein: the intermittent pressing structure comprises a connecting plate (25) fixedly mounted on a first transmission shaft (18), a pushing column (27) is fixedly connected to the connecting plate (25), a movable plate (23) is arranged on one side of the connecting plate (25), two second guide columns (24) penetrate through the movable plate (23), the bottom ends of the second guide columns (24) and the inner wall of the bottom of the lifting box (3) are fixedly connected, rectangular holes (26) are formed in the movable plate (23), the pushing column (27) is located in the rectangular holes (26), and elastic damping pieces matched with the second transmission shaft (20) are arranged at the bottom of the movable plate (23).
4. A culture sewage sampling and testing device according to claim 3, wherein: the elastic damping piece is including setting up in the first arc (28) of second transmission shaft (20) below, one side fixedly connected with first support (29) of first arc (28), the top of first support (29) contacts with the bottom of fly leaf (23), the below of first support (29) is equipped with fixed block (30), fixed block (30) and lift case (3) bottom inner wall fixed connection, set up fluted (31) on fixed block (30), be equipped with movable block (32) in fluted (31), the top and the first support (29) fixed connection of movable block (32), the bottom of movable block (32) and the bottom inner wall of fluted (31) are connected through first compression spring (33).
5. A culture sewage sampling and testing device according to claim 2, wherein: the meshing unit comprises a first bevel gear (53) fixedly sleeved outside the second transmission shaft (20), a second bevel gear (54) is fixedly connected to the top end of the rotating shaft (14), and the second bevel gear (54) is meshed with the first bevel gear (53).
6. The aquaculture wastewater sampling test device of claim 1 wherein: the guide piece comprises a first prism (34) fixedly mounted at the top of the piston (8), a guide sleeve (35) is sleeved outside the first prism (34), the top end of the guide sleeve (35) is fixedly connected with the inner wall of the top of the sampling box (6), the friction rotating piece comprises a friction disc (38) fixedly sleeved outside the first screw rod (4), a third friction wheel (37) is fixedly sleeved outside the threaded sleeve (10), and the third friction wheel (37) is in contact with the friction disc (38).
7. The aquaculture wastewater sampling test device of claim 1 wherein: the intermittent type formula locking structure is including setting up in second arc (39) of thread bush (10) one side, fixedly connected with second prism (40) on second arc (39), fixedly connected with fixed plate (44) on second prism (40), the inner wall of fixed plate (44) and lift case (3) is connected through second compression spring (45), the one end that second arc (39) was kept away from to second prism (40) and second support (41) fixed connection that are located lift case (3) one side, the one end that second prism (40) was kept away from to second support (41) and third arc (42) fixed connection that are located lift case (3) bottom, shelter from fixedly connected with lug (43) on sealing disk (11), be equipped with on third arc (42) with lug (43) matched with inclined plane.
8. The aquaculture wastewater sampling test device of claim 1 wherein: the rotary fixing mechanism comprises a control shell (46) fixedly mounted at the top of the lifting box (3), the control shell (46) is of a cavity structure with an opening at the bottom end, a first screw rod (4) penetrates through the control shell (46), a second fixing ring (47) is sleeved outside the first screw rod (4), a bearing is arranged at the joint of the first screw rod (4) and the second fixing ring (47), the second fixing ring (47) is fixedly connected with the top of the control shell (46), a first gear (48) located in the control shell (46) is fixedly sleeved outside the first screw rod (4), a motor (49) located in the control shell (46) is fixedly connected to the top of the lifting box (3), and a second gear (50) meshed with the first gear (48) is fixedly connected to the output end of the motor (49).
9. The aquaculture wastewater sampling test device of claim 7 wherein: one side of third arc (42) is equipped with link (52), and the bottom fixed connection of link (52) and lift case (3), the other end fixedly connected with of link (52) is used for clearing up cleaning brush (51) of filter screen (15), and the top of cleaning brush (51) contacts with the bottom of sheltering from sealing disk (11).
10. A method for sampling and detecting culture sewage, comprising the culture sewage sampling and detecting device according to claim 1, characterized in that: the method comprises the following steps:
step one: the staff places the mount (1) in preset position, carries out counter weight through balancing weight (2), avoids mount (1) slope to rock, after mount (1) is placed in preset position, drives first lead screw (4) rotatory through rotatory fixed establishment, and first lead screw (4), first guide post (5) and lift case (3) move relative to the vertical direction of mount (1), change the height of lift case (3) for in lift case (3) got into sewage, when first lead screw (4) rotatory, first lead screw (4) drive pivot (14) and shelter from sealing disk (11) intermittent type formula through intermittent type formula speed reduction drive assembly;
Step two: when the lifting box (3) descends to a preset height, the first screw rod (4) drives the rotating shaft (14) and the shielding sealing disc (11) to rotate through the intermittent speed reduction transmission assembly, the liquid inlet hole (12) on the shielding sealing disc (11) moves to the position below one of the through holes (13), the shielding sealing disc (11) releases the limit on the position of the threaded sleeve (10) through the intermittent stop structure, the first screw rod (4) drives the threaded sleeve (10) to rotate through the friction rotating piece while the first screw rod (4) rotates, the threaded sleeve (10) drives the second screw rod (9) and the piston (8) to move upwards, the filter screen (15) filters larger impurities in sewage, and the sewage enters the sampling box (6) through the liquid inlet hole (12), the through hole (13) and the water inlet hole (7);
step three: along with the rotation of the shielding sealing disc (11), when the liquid inlet hole (12) is not positioned right below the through hole (13), sewage can not enter the corresponding sampling box (6) through the liquid inlet hole (12), the through hole (13) and the water inlet hole (7) in sequence, and the position of the threaded sleeve (10) is limited again through the intermittent stop structure, so that the first screw rod (4) can not drive the threaded sleeve (10) to rotate through the friction rotating piece;
Step four: along with the continuous rotation of the first screw rod (4), the first screw rod (4) drives the rotating shaft (14) and the shielding sealing disc (11) to intermittently rotate again through the intermittent speed reduction transmission assembly, and when the lifting box (3) descends to the next preset position, the second step is executed until the sewage sampling is finished;
step five: when the sewage sampling is finished, the first screw rod (4) is driven to reversely rotate through the rotation fixing mechanism, so that the lifting box (3) moves upwards, the electromagnet (55) is started while the lifting box (3) moves upwards, the electromagnet (55) exerts magnetic force on the iron ring (56) so that the shielding sealing disc (11) and the iron ring (56) are fixed relative to the lifting box (3), when the first screw rod (4) rotates, the shielding sealing disc (11) is prevented from rotating, and when the lifting box (3) is reset to the initial height, the lifting box (3) moves out of the sewage, and a worker closes the electromagnet (55);
step six: the worker manually drives the shielding sealing disc (11) to rotate so that the liquid inlet hole (12) rotates to the lower part of one of the through holes (13);
step seven: the shielding sealing disc (11) releases the limit on the position of the corresponding thread bush (10) through an intermittent stop structure, the rotation mechanism drives the first screw rod (4) to rotate, the first screw rod (4) drives the thread bush (10) to rotate through a friction rotating piece, so that a piston (8) in the sampling box (6) moves downwards, sewage in the sampling box (6) can be discharged through the water inlet hole (7), the through hole (13) and the liquid inlet hole (12) in sequence, and the sixth step is executed in a return mode until all sewage in the sampling box (6) is discharged.
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| CN202311197592.6A CN116929857B (en) | 2023-09-18 | 2023-09-18 | Culture sewage sampling and detecting device and method thereof |
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| CN202311197592.6A CN116929857B (en) | 2023-09-18 | 2023-09-18 | Culture sewage sampling and detecting device and method thereof |
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